refactor(comment): remove local js and css files

BREAKING CHANGE: Remove local comment js/css files.

exampleSite/config.toml

@@ -116,11 +116,6 @@ copyright = ""            # default: author.name ↓        # 默认为下面配
     flowchartDiagramsJS = '<script src="https://cdn.jsdelivr.net/npm/raphael@2.2.7/raphael.min.js" integrity="sha256-67By+NpOtm9ka1R6xpUefeGOY8kWWHHRAKlvaTJ7ONI=" crossorigin="anonymous"></script> <script src="https://cdn.jsdelivr.net/npm/flowchart.js@1.8.0/release/flowchart.min.js" integrity="sha256-zNGWjubXoY6rb5MnmpBNefO0RgoVYfle9p0tvOQM+6k=" crossorigin="anonymous"></script>'
     sequenceDiagramsCSS = '<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/bramp/js-sequence-diagrams@2.0.1/dist/sequence-diagram-min.css" integrity="sha384-6QbLKJMz5dS3adWSeINZe74uSydBGFbnzaAYmp+tKyq60S7H2p6V7g1TysM5lAaF" crossorigin="anonymous">'
     sequenceDiagramsJS = '<script src="https://cdn.jsdelivr.net/npm/webfontloader@1.6.28/webfontloader.js" integrity="sha256-4O4pS1SH31ZqrSO2A/2QJTVjTPqVe+jnYgOWUVr7EEc=" crossorigin="anonymous"></script> <script src="https://cdn.jsdelivr.net/npm/snapsvg@0.5.1/dist/snap.svg-min.js" integrity="sha256-oI+elz+sIm+jpn8F/qEspKoKveTc5uKeFHNNVexe6d8=" crossorigin="anonymous"></script> <script src="https://cdn.jsdelivr.net/npm/underscore@1.8.3/underscore-min.js" integrity="sha256-obZACiHd7gkOk9iIL/pimWMTJ4W/pBsKu+oZnSeBIek=" crossorigin="anonymous"></script> <script src="https://cdn.jsdelivr.net/gh/bramp/js-sequence-diagrams@2.0.1/dist/sequence-diagram-min.js" integrity="sha384-8748Vn52gHJYJI0XEuPB2QlPVNUkJlJn9tHqKec6J3q2r9l8fvRxrgn/E5ZHV0sP" crossorigin="anonymous"></script>'
-    # comment
-    gitmentJS = '<script src="https://cdn.jsdelivr.net/npm/gitment@0.0.3/dist/gitment.browser.min.js" crossorigin="anonymous"></script>'
-    gitmentCSS = '<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/gitment@0.0.3/style/default.min.css" crossorigin="anonymous">'
-    gitalkJS = '<script src="https://cdn.jsdelivr.net/npm/gitalk@1/dist/gitalk.min.js"></script>'
-    gitalkCSS = '<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/gitalk@1/dist/gitalk.css">'
 
   # Display a message at the beginning of an article to warn the readers that it's content may be outdated.
   # 在文章开头显示提示信息，提醒读者文章内容可能过时。

layouts/partials/comments.html

@@ -55,13 +55,8 @@
   <!-- gitment -->
   {{- if .Site.Params.gitment.owner -}}
     <div id="comments-gitment"></div>
-    {{ if .Site.Params.publicCDN.enable -}}
-      {{ .Site.Params.publicCDN.gitmentCSS | safeHTML }}
-      {{ .Site.Params.publicCDN.gitmentJS | safeHTML }}
-    {{- else -}}
-      <link rel="stylesheet" href="{{ "lib/gitment/gitment-0.0.3.min.css" | relURL }}">
-      <script src="{{ "lib/gitment/gitment-0.0.3.min.js" | relURL }}"></script>
-    {{- end }}
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/gitment@0.0.3/style/default.min.css" crossorigin="anonymous">
+    <script src="https://cdn.jsdelivr.net/npm/gitment@0.0.3/dist/gitment.browser.min.js" crossorigin="anonymous"></script>
     <script type="text/javascript">
       var gitment = new Gitment({
         id: '{{ .Date }}',
@@ -83,8 +78,8 @@
   <!-- gitalk -->
   {{- if .Site.Params.gitalk.owner -}}
     <div id="gitalk-container"></div>
-    {{ .Site.Params.publicCDN.gitalkCSS | safeHTML }}
-    {{ .Site.Params.publicCDN.gitalkJS | safeHTML }}
+    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/gitalk@1/dist/gitalk.css" crossorigin="anonymous">
+    <script src="https://cdn.jsdelivr.net/npm/gitalk@1/dist/gitalk.min.js" crossorigin="anonymous"></script>
     <script type="text/javascript">
       var gitalk = new Gitalk({
         id: '{{ .Date }}',